Medical apparatus and instruments for the treatment of diseases and disorders of the immune system, of the heart, and of the cardio-vascular system; medical apparatus and instruments for extracorporeal treatment of blood and of body liquids, namely, chromatography columns, adsorbers, tubes; apparatus and instruments for medical use, namely, apheresis and dialysis devices, adsorption devices, desorption devices, blood component separation devices, and devices for the separation of molecules fr...